Submission #426822

#	Time	Username	Problem	Language	Result	Execution time	Memory
426822		APROHACK	Arranging Shoes (IOI19_shoes)	C++14	15 / 100	37 ms	1856 KiB

shoes

#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define PB push_back
long long count_swaps(std::vector<int> s) {
	long long n = s.size()/2, sum=0;
	for(int i = 0 ; i < n ; i++){
		sum+=i;
	}
	return sum;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 15 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15